Finding the Third Proportional to 843,667.50 and 1,856,172

Step by Step Solution

1. Step 1: Write the proportion equation
   843,667.50 : 1,856,172 = 1,856,172 : x
2. Step 2: Convert to fraction form
   843,667.50/1,856,172 = 1,856,172/x
3. Step 3: Cross multiply
   843,667.50x = 1,856,172 × 1,856,172
4. Step 4: Simplify right side
   843,667.50x = 3,445,374,493,584
5. Step 5: Solve for x
   x = 3,445,374,493,584/843,667.50
6. Step 6: Final answer
   x = 4,083,806.11